.catalog {
    position: fixed;
    top: .2rem;
    left: .2rem;
    font-size: .27rem;
    color: #777;
    font-weight: 200;
    z-index: 1000;
    cursor: pointer;

    h3 {
        width: .7rem;
        height: .7rem;
        border-radius: 50%;
        background: url(http://awp-assets.meituan.net/hfe/fep/3315ff8b09b8f645018a8b0a37ca8cf0/listen.jpeg) no-repeat;
        background-size: cover;
        background-position: center;
        -webkit-animation: rotateHome 7s cubic-bezier(0,0,1,1) infinite;
        animation: rotateHome 7s cubic-bezier(0,0,1,1) infinite;
        box-shadow: 0px 0px 27px 7px #333;
    }

    .tips {
        font-size: 10px;
        position: absolute;
        left: .79rem;
        width: 3.7rem;
        top: .2rem;
    }
}

.cata-item {
    color: #fff;
    font-size: .27rem;

    &.level1 {
        padding-top: .2rem;
    }
    &.level2 {
        font-size: .2rem;
        line-height: .37rem;
        color: #ddd;
    }
}

.catalog-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 2.7rem;
    bottom: 0;
    padding-top: 1.3rem;
    -webkit-transform: translate3d(-100%, 0, 0);
    transform: translate3d(-100%, 0, 0);
    z-index: 1;
    background-color: rgba(52, 53, 44, 0.9);
    border-bottom-right-radius: 50%;
    cursor: pointer;
}

@-webkit-keyframes aniLeft {
    0% {
        -webkit-transform: translate3d(-100%, 0, 0);
        transform: translate3d(-100%, 0, 0);
    }
    100% {
        -webkit-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0);
        // box-shadow: 0px 0px 30px 3px #777;
    }
}
@keyframes aniLeft {
    0% {
        -webkit-transform: translate3d(-100%, 0, 0);
        transform: translate3d(-100%, 0, 0);
    }
    100% {
        -webkit-transform: translate3d(0, 0, 0);
        transform: translate3d(0, 0, 0);
        // box-shadow: 0px 0px 30px 3px #777;
    }
}

.ani-left {
    -webkit-animation: aniLeft .7s;
    animation: aniLeft .7s;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
}

@-webkit-keyframes aniLeftBack {
    0% {
        -webkit-transform: translate3d(0%, 0, 0);
        transform: translate3d(0%, 0, 0);
    }
    100% {
        -webkit-transform: translate3d(-100%, 0, 0);
        transform: translate3d(-100%, 0, 0);
    }
}
@keyframes aniLeftBack {
    0% {
        -webkit-transform: translate3d(0%, 0, 0);
        transform: translate3d(0%, 0, 0);
    }
    100% {
        -webkit-transform: translate3d(-100%, 0, 0);
        transform: translate3d(-100%, 0, 0);
    }
}
.ani-left-back {
    -webkit-animation: aniLeftBack .37s;
    animation: aniLeftBack .37s;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
}


@-webkit-keyframes rotateHome {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }

    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}

@keyframes rotateHome {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }

    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}